1 Introduction

2 Data Visualization

2.1 Socioeconormic factors

2.2 COVID-19 Measures and Medical Support

2.3 Health and well-being of population

2.3.1 The relationship between death rate and chronic diseases.

2.3.2 The relationship between death rate and the popularizing rate of vaccines.

2.3.3 Time between the first confirmed cases and lockdown